Cubs Roster & Staff
Transactions
| Date | Transaction |
| 06/30/17 | Chicago Cubs signed free agent SS Ignacio Otano to a minor league contract. |
| 06/29/17 | Chicago Cubs sent 2B Ben Zobrist on a rehab assignment to Tennessee Smokies. |
| 06/28/17 | Chicago Cubs recalled Victor Caratini from Iowa Cubs. |
| 06/28/17 | Chicago Cubs designated C Miguel Montero for assignment. |
| 06/27/17 | Chicago Cubs signed SS Austin Upshaw. |
| 06/27/17 | Chicago Cubs signed RHP Rollie Lacy. |
| 06/27/17 | Chicago Cubs signed RHP Braxton Light. |
| 06/27/17 | Chicago Cubs signed CF Chris Singleton. |
| 06/27/17 | Chicago Cubs signed SS Ramsey Romano. |
| 06/27/17 | Chicago Cubs signed RHP Ben Hecht. |
| 06/27/17 | Chicago Cubs signed RHP Jeffrey Passantino. |
| 06/26/17 | Chicago Cubs optioned RHP Dylan Floro to Iowa Cubs. |
| 06/26/17 | Chicago Cubs recalled Jeimer Candelario from Iowa Cubs. |
| 06/26/17 | Colorado Rockies traded RHP Matt Carasiti to Chicago Cubs for LHP Zac Rosscup. |
| 06/26/17 | Colorado Rockies traded RHP Matt Carasiti to Chicago Cubs for LHP Zac Rosscup. |
| 06/25/17 | Chicago Cubs sent LHP Brett Anderson on a rehab assignment to Tennessee Smokies. |
| 06/22/17 | Chicago Cubs placed RF Jason Heyward on the 10-day disabled list retroactive to June 19, 2017. Left hand abrasion. |
| 06/22/17 | Chicago Cubs designated LHP Zac Rosscup for assignment. |
| 06/22/17 | Chicago Cubs recalled Dylan Floro from Iowa Cubs. |
| 06/22/17 | Chicago Cubs selected the contract of Mark Zagunis from Iowa Cubs. |
| 06/22/17 | Chicago Cubs optioned LF Kyle Schwarber to Iowa Cubs. |
| 06/22/17 | Chicago Cubs signed RHP Casey Ryan. |
| 06/22/17 | Chicago Cubs signed RHP Keegan Thompson. |
| 06/22/17 | Chicago Cubs signed 3B Austin Filiere. |
| 06/22/17 | Chicago Cubs signed OF Chris Carrier. |
| 06/22/17 | Chicago Cubs signed RHP Brian Glowicki. |
| 06/22/17 | Chicago Cubs signed IF Cam Balego. |
| 06/22/17 | Chicago Cubs signed RHP Mitch Stophel. |
| 06/22/17 | Chicago Cubs signed RHP Jake Steffens. |
| 06/22/17 | Chicago Cubs signed RHP Brendan King. |
| 06/22/17 | Chicago Cubs signed RHP Cory Abbott. |
| 06/22/17 | Chicago Cubs signed LHP Tyler Thomas. |
| 06/22/17 | Chicago Cubs signed RHP Erich Uelmen. |
| 06/22/17 | Chicago Cubs signed LHP Brendon Little. |
| 06/21/17 | Chicago Cubs signed RHP Sean Barry. |
| 06/16/17 | Chicago Cubs recalled Tommy La Stella from Iowa Cubs. |
| 06/16/17 | Chicago Cubs placed 2B Ben Zobrist on the 10-day disabled list retroactive to June 13, 2017. Left wrist inflammation. |
| 06/10/17 | Chicago Cubs recalled Felix Pena from Iowa Cubs. |
| 06/10/17 | Chicago Cubs optioned RHP Seth Frankoff to Iowa Cubs. |
| 06/08/17 | Chicago Cubs selected the contract of Seth Frankoff from Iowa Cubs. |
| 06/08/17 | Chicago Cubs placed RHP Kyle Hendricks on the 10-day disabled list retroactive to June 5, 2017. Right hand tendinitis. |
| 06/08/17 | Chicago Cubs transferred LHP Brett Anderson from the 10-day disabled list to the 60-day disabled list. Low back strain. |
| 06/07/17 | Chicago Cubs signed free agent LHP Ross Detwiler to a minor league contract. |
| 06/06/17 | Chicago Cubs activated RHP Wade Davis from the paternity list. |
| 06/06/17 | Chicago Cubs optioned RHP Dylan Floro to Iowa Cubs. |
| 06/05/17 | Chicago Cubs placed RHP Wade Davis on the paternity list. |
| 06/05/17 | Chicago Cubs recalled Dylan Floro from Iowa Cubs. |